What is the benefit of owning a Garmin GPS portable?

There are many features of the portable Garmin GPS that make it worth owning. The small sleek design is lightweight and comes with a lithium battery providing for a long life. There is a car charger adapter in case the battery runs out. The portable GPS is preloaded with 6 million points of interest, such as restaurants and hotels, and has many useful functions, such as calculator and unit converters!